From ebe8f1249e04795da8720091c8141ec4518960e5 Mon Sep 17 00:00:00 2001
From: Dan-guanghua <stevendan@xmos.com>
Date: Wed, 17 Dec 2025 11:56:02 +0800
Subject: [PATCH] simple version

---
 .../app_usb_aud_phaten_golden/CMakeLists.txt     |  2 +-
 .../src/core/xua_conf.h                          |  4 ++++
 .../src/extensions/dsp.c                         | 16 ++++++++--------
 sw_usb_audio/shared/version.h                    |  6 +++++-
 4 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/sw_usb_audio/app_usb_aud_phaten_golden/CMakeLists.txt b/sw_usb_audio/app_usb_aud_phaten_golden/CMakeLists.txt
index 72299d8..3237304 100644
--- a/sw_usb_audio/app_usb_aud_phaten_golden/CMakeLists.txt
+++ b/sw_usb_audio/app_usb_aud_phaten_golden/CMakeLists.txt
@@ -54,7 +54,7 @@ set(SW_USB_AUDIO_FLAGS ${EXTRA_BUILD_FLAGS} -O3
 LINK_DIRECTORIES(${CMAKE_CURRENT_LIST_DIR}/../../lib_dnr/lib_dnr)                                            
 set(APP_COMPILER_FLAGS_ex3d_stereo_2k ${SW_USB_AUDIO_FLAGS}    -DI2S_CHANS_DAC=2 
                                                             -DI2S_CHANS_ADC=2
-                                                            -DAUDIO_CLASS=1
+                                                            #-DAUDIO_CLASS=1
                                                             -DMIN_FREQ=48000 
                                                             -DMAX_FREQ=48000 
                                                             -DUSE_EX3D 
diff --git a/sw_usb_audio/app_usb_aud_phaten_golden/src/core/xua_conf.h b/sw_usb_audio/app_usb_aud_phaten_golden/src/core/xua_conf.h
index b280001..2fb85fe 100644
--- a/sw_usb_audio/app_usb_aud_phaten_golden/src/core/xua_conf.h
+++ b/sw_usb_audio/app_usb_aud_phaten_golden/src/core/xua_conf.h
@@ -133,8 +133,12 @@
 /*** Defines relating to USB descriptor strings and ID's ***/
 #define VENDOR_ID          (0x20B1) /* XMOS Vendor ID*/
 #ifndef PID_AUDIO_2
+#if defined (STEREO_2K)
+#define PID_AUDIO_2        (0x0017)
+#else
 #define PID_AUDIO_2        (0x0016)
 #endif
+#endif
 #ifndef PID_AUDIO_1
 #define PID_AUDIO_1        (0x0017)
 #endif
diff --git a/sw_usb_audio/app_usb_aud_phaten_golden/src/extensions/dsp.c b/sw_usb_audio/app_usb_aud_phaten_golden/src/extensions/dsp.c
index 3578744..77d1536 100644
--- a/sw_usb_audio/app_usb_aud_phaten_golden/src/extensions/dsp.c
+++ b/sw_usb_audio/app_usb_aud_phaten_golden/src/extensions/dsp.c
@@ -107,7 +107,7 @@ void UserBufferManagementInit(unsigned sampFreq)
 float fLevel[NUM_USB_CHAN_OUT] = {0,};
 enum {UBM_A3D_OFF=0, UBM_A3D_VON=1, UBM_A3D_ON=2};
 extern void buffer_exchange(chanend_t c_data, unsigned sampsFromUsbToAudio[]);
-
+extern unsigned int is_eq_disabled(void);
 void UserBufferManagement(unsigned sampsFromUsbToAudio[], unsigned sampsFromAudioToUsb[])
 {
     uint32_t is_3d;
@@ -202,7 +202,9 @@ void UserBufferManagement(unsigned sampsFromUsbToAudio[], unsigned sampsFromAudi
 #endif
     }
 #if EQ_EN
+    if (!is_eq_disabled()) {
 	buffer_exchange(uc_eq_data, sampsFromUsbToAudio);
+    }
 #endif
     sampsFromAudioToUsb[0] = sampsFromUsbToAudio[0];
     sampsFromAudioToUsb[1] = sampsFromUsbToAudio[1];
@@ -764,16 +766,14 @@ void hid_button_task(chanend_t cc_mic_level, chanend_t c_hidRcvData, chanend_t c
                             printf("3d off\n");
                         } else {
                             if (is_3d_on == A3D_OFF) {
-                                is_3d_on = A3D_VON;
-                                //ver2
-                                leds2_val |= (1<<LED_3D_PIN);           // Blue LED off
-                                leds1_val &= (~1);                     // Red LED on
-                                audio_ex3d_onoff(1);
-                                printf("3d FPS on\n");                                
-                            } else {
                                 is_3d_on = A3D_ON;
+#if defined (STEREO_2K)
+                                leds1_val &= (~1);                     // Red LED on
+                                leds2_val |= (1<<LED_3D_PIN);           // Blue LED off
+#else
                                 leds2_val &= (~(1<<LED_3D_PIN));    // Blue LED on
                                 leds1_val |= 1;                     // Red LED off
+#endif
                                 audio_ex3d_onoff(1);
                                 printf("3d on\n");
                             }
diff --git a/sw_usb_audio/shared/version.h b/sw_usb_audio/shared/version.h
index c809ff1..48ea3a1 100644
--- a/sw_usb_audio/shared/version.h
+++ b/sw_usb_audio/shared/version.h
@@ -9,7 +9,11 @@
 #define BCD_DEVICE_M       (1)
 #endif
 #ifndef BCD_DEVICE_N
-#define BCD_DEVICE_N       (0)
+#if defined (STEREO_2K)
+#define BCD_DEVICE_N       (1)
+#else
+#define BCD_DEVICE_N       (2)
+#endif
 #endif
 
 #endif
\ No newline at end of file